package com.cloud.controller;

import com.alibaba.csp.sentinel.annotation.SentinelResource;
import com.alibaba.csp.sentinel.slots.block.BlockException;
import com.cloud.entity.CommonResult;
import com.cloud.entity.Payment;
import com.cloud.handle.CustomerBlockHandle;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

/**
 * <h3>springcloud02</h3>
 * <p></p>
 *
 * @author : zhengyue
 * @date : 2020-06-29 15:54
 **/
@RestController
public class RateLimitController {

    @GetMapping("byResource")
    @SentinelResource(value = "byResource", blockHandler = "handleException")
    public CommonResult byResource() {
        return new CommonResult(200, "按资源名称限流OK", new Payment(2020L, "serial001"));
    }

    public CommonResult handleException(BlockException exception) {
        return new CommonResult(444, exception.getClass().getCanonicalName()+"\t服务不可用");
    }

    @GetMapping("byURL")
    @SentinelResource(value = "byURL")
    public CommonResult byURL() {
        return new CommonResult(200, "按URL限流OK", new Payment(2020L, "serial002"));
    }

    @GetMapping("customerBlockHandle")
    @SentinelResource(value = "customerBlockHandle",
        blockHandlerClass = CustomerBlockHandle.class,
        blockHandler = "handleException")
    public CommonResult customerBlockHandle() {
        return new CommonResult(200, "按客户自定义", new Payment(2020L, "serial003"));
    }

}
